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Finding the Fourth Proportional to 237,139.89, 355,710.44 and 96,898.51

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Solution

The fourth proportional to 237,139.89, 355,710.44 and 96,898.51 is: 145,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,139.89 : 355,710.44 = 96,898.51 : x
  2. Step 2: Convert to fraction form
    237,139.89/355,710.44 = 96,898.51/x
  3. Step 3: Cross multiply
    237,139.89x = 355,710.44 × 96,898.51
  4. Step 4: Simplify right side
    237,139.89x = 34,467,811,627.44
  5. Step 5: Solve for x
    x = 34,467,811,627.44/237,139.89
  6. Step 6: Final answer
    x = 145,348.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.